Home / 4,605.50-6,353.40-3,113.94

Finding the Fourth Proportional to 4,605.50, 6,353.40 and 3,113.94

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Solution

The fourth proportional to 4,605.50, 6,353.40 and 3,113.94 is: 4,295.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.50 : 6,353.40 = 3,113.94 : x
  2. Step 2: Convert to fraction form
    4,605.50/6,353.40 = 3,113.94/x
  3. Step 3: Cross multiply
    4,605.50x = 6,353.40 × 3,113.94
  4. Step 4: Simplify right side
    4,605.50x = 19,784,106.40
  5. Step 5: Solve for x
    x = 19,784,106.40/4,605.50
  6. Step 6: Final answer
    x = 4,295.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.